The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-079-5427, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Keysight Technologies Inc. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-079-5427 |
| Primary Part Number | 0380-0643 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| Left Counterbore Depth | 0.080 INCHES NOMINAL IN |
| Width Across Flats | 0.281 INCHES NOMINAL IN |
| Length | 0.255 INCHES NOMINAL IN |
| Groove Diameter | 0.0974 INCHES NOMINAL IN |
| Style Designator | LEFT INTERNAL AND RIGHT EXTERNAL THREAD |
| Left Counterbore Diameter | 0.156 INCHES NOMINAL IN |
| Cross-Sectional Shape | HEXAGON |
| Shoulder Diameter | 0.164 INCHES NOMINAL IN |
| Shoulder Length | 0.085 INCHES NOMINAL IN |
| Groove Width | 0.030 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 0380-0643 PRIMARY | Keysight Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| 0380-0643 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
| 0380-0643 | 3/9 Design control — primary reference Keysight Technologies, Inc. |
NSN 5340-01-079-5427 is a Standoff,threaded,spacing, manufactured by Keysight Technologies Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-079-5427 has 1 manufacturer part number on file: 0380-0643 (Keysight Technologies Inc).
Key specifications for 0380-0643: Left Counterbore Depth: 0.080 INCHES NOMINAL IN; Width Across Flats: 0.281 INCHES NOMINAL IN; Length: 0.255 INCHES NOMINAL IN; Groove Diameter: 0.0974 INCHES NOMINAL IN. 10 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.